GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
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Subject Code: 2181921
GUJARAT TECHNOLOGICAL UNIVERSITY
Subject Name: Design For Manufacturing And Assembly
Time: 02:30 PM TO 05:00 PM
Instructions:
1. Attempt all questions.
3. Figures to the right indicate full marks.
Q.1 (a) Enlist the steps to be followed for implementing DFMA concept in Design. (03)
(b) What is Geometrical Tolerance? Draw the Symbols used for Form tolerance & Orientation tolerance. (04)
(c) Suggest the appropriate material and manufacturing process for the following product with justification. (1) Crank-shafts (2) Gear Box Housing (3) Lead screw of lathe. (07)
(b) Explain the Design for Accessibility. (04)
(c) Explain the Design for Recyclability with suitable example. (07)
OR
(c) Discuss Design Recommendation For Parts Generated by machining process. (07)
(b) Explain role of computers in DFMA. (04)
(c) Discuss the Influence of materials on form design. (07)
OR
Q.3 (a) Enlist various casting defects. (03)
(c) Suggest the design rules to produce cost-effective casting component. (07)
Q.4 (a) Enlist the design features for machining for drilling and milling operations. (03)
(b) Suggest the methods to minimize the machining area requirements in machined product. (04)
(c) Discuss the selection criterion of selection of manufacturing process with respect to metal casting and metal forming? Justify your answer. (07)
Q.4 (a) Application of group technology in DFMA. (03)
(b) Explain in brief the Design for clampability and disassembly with respect to machining process. (04)
(c) Explain the Design for economy with respect to machining process. (07)
Q.5 (a) Enlist the different Stages of Product Life Cycle. (03)
(c) Explain product’s entire life cycle and related environmental issues influencing product design with neat sketch. (07)
OR
Q.5 (a) Enlist the hazardous material used in product and their impact in environment. (03)
(b) Suggest the practices to be followed in designing with hazardous materials. (04)
Date: 02/12/2019
Total Marks: 70
Subject Code: 2181921
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER- VIII (New) EXAMINATION — WINTER 2019Subject Name: Design For Manufacturing And Assembly
Time: 02:30 PM TO 05:00 PM
Instructions:
1. Attempt all questions.
--- Content provided by FirstRanker.com ---
2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
Q.1 (a) Enlist the steps to be followed for implementing DFMA concept in Design. (03)
(b) What is Geometrical Tolerance? Draw the Symbols used for Form tolerance & Orientation tolerance. (04)
(c) Suggest the appropriate material and manufacturing process for the following product with justification. (1) Crank-shafts (2) Gear Box Housing (3) Lead screw of lathe. (07)
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Q.2 (a) Enlist the basic Rules for Design of welding. (03)(b) Explain the Design for Accessibility. (04)
(c) Explain the Design for Recyclability with suitable example. (07)
OR
(c) Discuss Design Recommendation For Parts Generated by machining process. (07)
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Q.3 (a) Enlist the factors to be considered for good quality forged components. (03)(b) Explain role of computers in DFMA. (04)
(c) Discuss the Influence of materials on form design. (07)
OR
Q.3 (a) Enlist various casting defects. (03)
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(b) Suggest the methods to minimize the core requirements in casting product. (04)(c) Suggest the design rules to produce cost-effective casting component. (07)
Q.4 (a) Enlist the design features for machining for drilling and milling operations. (03)
(b) Suggest the methods to minimize the machining area requirements in machined product. (04)
(c) Discuss the selection criterion of selection of manufacturing process with respect to metal casting and metal forming? Justify your answer. (07)
--- Content provided by FirstRanker.com ---
ORQ.4 (a) Application of group technology in DFMA. (03)
(b) Explain in brief the Design for clampability and disassembly with respect to machining process. (04)
(c) Explain the Design for economy with respect to machining process. (07)
Q.5 (a) Enlist the different Stages of Product Life Cycle. (03)
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(b) Explain the Design for energy efficiency with suitable example. (04)(c) Explain product’s entire life cycle and related environmental issues influencing product design with neat sketch. (07)
OR
Q.5 (a) Enlist the hazardous material used in product and their impact in environment. (03)
(b) Suggest the practices to be followed in designing with hazardous materials. (04)
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(c) What is design for environment? List Basic DFE methods and its applications. (07)Date: 02/12/2019
Total Marks: 70
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